376897domain: NPropertiesPrimalityPrimeyesAppears in sequencesSmallest prime p == 1 (mod 8) such that Q(sqrt(p)) has class number 2n+1.at n=26A355876Smallest p == 1 (mod 4) such that Q(sqrt(p)) has class number 2n+1.at n=26A355878Prime numbersat n=32062